Luminaire



FIG. 1 is a top isometric view of the ornamental design for the luminaire;

FIG. 2 is a bottom isometric view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a back elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The subject matter shown in dashed lines is for illustrative purposes only and forms no part of the claimed invention. 

CLAIM The ornamental design for a luminaire, as shown and described. 